Bose 18 Benutzerhandbuch

No sound from center 
speaker

• Make sure the center speaker cable is connected at both ends.
• Select 3- or 5-speaker mode.

Too much sound from 
center speaker

• Decrease the Center Channel setting in the Audio Setup menu. See “Making audio 

No sound from surround 
speakers

• Select 5-speaker mode.
• Press Surround +
• Make sure the video sound source is stereo and surround-encoded, and the component 

used (TV, VCR, etc.) is stereo.

Surround speakers are too 
loud

• In 5-speaker mode, press Surround –.
• Make sure that the left and right front speakers are connected to the front speaker jacks 

(blue) and the left and right surround speakers are connected to the surround speaker 
jacks (orange).

Remote control is incon-
sistent or does not work

• Check batteries and their polarity (+ and –). See “Replacing the remote control batteries” 

• Operate the remote control closer to the media center.
• Move the remote (or the media center) a few feet to avoid an area of “dead spots.” See 

note under “The remote control” on page 7.

• Make sure the media center power cable is firmly seated, uncoiled, and extended as 

much as possible.

• Make sure the remote control and media center house codes match. See “Changing the 

house code settings” on page 38.

System turns on by itself, 
or behaves erratically

• Change the house code setting to prevent signals from conflicting with another nearby 

LIFESTYLE

®

 system.

• See “Changing the house code settings” on page 38.

Radio does not work

• Make sure antennas are connected properly.
• Move AM antenna at least 20 inches (50 cm) from the media center.
• Adjust antenna position to improve reception. 
• AM antenna must be upright.
• Move antennas farther from media center, TV, or other electronic equipment.
• You may be in an area of weak signal coverage.

The disc does not play

• Check to see if the play symbol in the display is lit.
• After pressing the CD/DVD button, wait a few seconds before pressing Play. 
• Make sure the disc is properly inserted (label side up).
• Eject the disc and try loading it again.
• The CD may be dirty. See “Cleaning discs” on page 40.
• The CD may be defective. Try another CD.